221080560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{921169}}^1$

素因数の和:921185

約数の個数: 40

約数和(自身を含む): 685350480

約数和(自身を除く): 464269920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 921169, 1842338, 2763507, 3684676, 4605845, 5527014, 7369352, 9211690, 11054028, 13817535, 14738704, 18423380, 22108056, 27635070, 36846760, 44216112, 55270140, 73693520, 110540280, 221080560]

約数ペア:

[(1, 221080560), (2, 110540280), (3, 73693520), (4, 55270140), (5, 44216112), (6, 36846760), (8, 27635070), (10, 22108056), (12, 18423380), (15, 14738704), (16, 13817535), (20, 11054028), (24, 9211690), (30, 7369352), (40, 5527014), (48, 4605845), (60, 3684676), (80, 2763507), (120, 1842338), (240, 921169)]